Fundamentals of Ruby on Rails, Test in mysql, stored procedures and a valid work to complete in 1 hour. Second day I was asked to come to office do another 2 rounds of interview

Easy and effective. They are goal oriented and require the coders to be the same. Overall a positive experience. Asked about a lot of open source industry and project contribution. Asked to show the same open source contribution through channels like Github. This shows your past experience with contributed in massive codebases.